TWI271948B - Method and apparatus for monitoring a discontinuous transmission state of a communication signal - Google Patents

Method and apparatus for monitoring a discontinuous transmission state of a communication signal Download PDF

Info

Publication number
TWI271948B
TWI271948B TW094134540A TW94134540A TWI271948B TW I271948 B TWI271948 B TW I271948B TW 094134540 A TW094134540 A TW 094134540A TW 94134540 A TW94134540 A TW 94134540A TW I271948 B TWI271948 B TW I271948B
Authority
TW
Taiwan
Prior art keywords
power
signal
cctrch
noise power
estimated
Prior art date
Application number
TW094134540A
Other languages
English (en)
Chinese (zh)
Other versions
TW200633417A (en
Inventor
Robert A Difazio
Original Assignee
Interdigital Tech Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Interdigital Tech Corp filed Critical Interdigital Tech Corp
Publication of TW200633417A publication Critical patent/TW200633417A/zh
Application granted granted Critical
Publication of TWI271948B publication Critical patent/TWI271948B/zh

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/69—Spread spectrum techniques
    • H04B1/707—Spread spectrum techniques using direct sequence modulation
    • H04B1/7097—Interference-related aspects
    • H04B1/71—Interference-related aspects the interference being narrowband interference
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
    • H04W88/08—Access point devices
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/69—Spread spectrum techniques
    • H04B1/707—Spread spectrum techniques using direct sequence modulation
    • H04B1/709—Correlator structure
    • H04B1/7093—Matched filter type
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H04B17/30—Monitoring; Testing of propagation channels
    • H04B17/309—Measuring or estimating channel quality parameters
    • H04B17/318—Received signal strength
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/14—Relay systems
    • H04B7/15—Active relay systems
    • H04B7/204—Multiple access
    • H04B7/216—Code division or spread-spectrum multiple access [CDMA, SSMA]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/69—Spread spectrum techniques
    • H04B1/707—Spread spectrum techniques using direct sequence modulation
    • H04B1/7097—Interference-related aspects
    • H04B1/7103—Interference-related aspects the interference being multiple access interference
    • H04B1/7105—Joint detection techniques, e.g. linear detectors
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0036—Systems modifying transmission characteristics according to link quality, e.g. power backoff arrangements specific to the receiver
    • H04L1/0039—Systems modifying transmission characteristics according to link quality, e.g. power backoff arrangements specific to the receiver other detection of signalling, e.g. detection of TFCI explicit signalling

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Quality & Reliability (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Time-Division Multiplex Systems (AREA)
  • Radio Relay Systems (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Circuits Of Receivers In General (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Electrophonic Musical Instruments (AREA)
  • Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
  • Harvester Elements (AREA)
  • Threshing Machine Elements (AREA)
TW094134540A 2001-09-28 2002-09-27 Method and apparatus for monitoring a discontinuous transmission state of a communication signal TWI271948B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US32569201P 2001-09-28 2001-09-28
US10/196,857 US7180881B2 (en) 2001-09-28 2002-07-16 Burst detector

Publications (2)

Publication Number Publication Date
TW200633417A TW200633417A (en) 2006-09-16
TWI271948B true TWI271948B (en) 2007-01-21

Family

ID=26892311

Family Applications (7)

Application Number Title Priority Date Filing Date
TW095140331A TW200713863A (en) 2001-09-28 2002-09-27 Method and apparatus for monitoring a discontinuous transmission state of a communication signal
TW091215346U TW595843U (en) 2001-09-28 2002-09-27 User equipment burst detector
TW092127575A TWI258273B (en) 2001-09-28 2002-09-27 Burst detector
TW091215345U TW581367U (en) 2001-09-28 2002-09-27 Base station burst detector
TW094134540A TWI271948B (en) 2001-09-28 2002-09-27 Method and apparatus for monitoring a discontinuous transmission state of a communication signal
TW095147531A TW200737761A (en) 2001-09-28 2002-09-27 Method and apparatus for monitoring a discontinuous transmission state of a communication signal
TW091122336A TWI231115B (en) 2001-09-28 2002-09-27 Burst detector

Family Applications Before (4)

Application Number Title Priority Date Filing Date
TW095140331A TW200713863A (en) 2001-09-28 2002-09-27 Method and apparatus for monitoring a discontinuous transmission state of a communication signal
TW091215346U TW595843U (en) 2001-09-28 2002-09-27 User equipment burst detector
TW092127575A TWI258273B (en) 2001-09-28 2002-09-27 Burst detector
TW091215345U TW581367U (en) 2001-09-28 2002-09-27 Base station burst detector

Family Applications After (2)

Application Number Title Priority Date Filing Date
TW095147531A TW200737761A (en) 2001-09-28 2002-09-27 Method and apparatus for monitoring a discontinuous transmission state of a communication signal
TW091122336A TWI231115B (en) 2001-09-28 2002-09-27 Burst detector

Country Status (13)

Country Link
US (2) US7180881B2 (ko)
EP (2) EP1876723A3 (ko)
JP (1) JP3866712B2 (ko)
KR (5) KR200297982Y1 (ko)
CN (3) CN1636419A (ko)
AT (1) ATE379808T1 (ko)
AU (1) AU2002334691A1 (ko)
CA (2) CA2615000A1 (ko)
DE (3) DE60223833T2 (ko)
ES (1) ES2295452T3 (ko)
NO (1) NO20041653L (ko)
TW (7) TW200713863A (ko)
WO (1) WO2003030561A2 (ko)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI392258B (zh) * 2007-01-31 2013-04-01 Qualcomm Inc 在不連續傳輸操作期間用於功率控制之方法及裝置

Families Citing this family (44)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6396819B1 (en) 1998-03-21 2002-05-28 Richard D. Fleeter Low-cost satellite communication system
US7227884B2 (en) 2000-02-28 2007-06-05 Aeroastro, Inc. Spread-spectrum receiver with progressive fourier transform
US6967970B2 (en) * 2001-10-19 2005-11-22 Interdigital Technology Corporation User equipment having improved power savings during full and partial DTX modes of operation
US7061999B2 (en) * 2002-02-13 2006-06-13 Ericsson Inc. Systems and methods for detecting discontinuous transmission (DTX) using cyclic redundancy check results to modify preliminary DTX classification
US7522559B2 (en) * 2002-03-25 2009-04-21 Interdigital Technology Corporation Method and apparatus for blind code detection
US6778812B1 (en) * 2002-05-24 2004-08-17 Interdigital Technology Communication System and method for call admission control
DE60314254T2 (de) 2002-07-31 2008-02-07 Interdigital Technology Corporation, Wilmington Verbesserter cdma-tdd-empfänger
FR2848360B1 (fr) * 2002-12-04 2005-08-26 Nortel Networks Ltd Procede de detection d'un signal et systeme recepteur pour la mise en oeuvre du procede
FR2848361B1 (fr) * 2002-12-04 2005-02-18 Nortel Networks Ltd Procede de detection d'un signal et systeme recepteur pour la mise en oeuvre du procede
US7440490B2 (en) * 2002-12-18 2008-10-21 Anna Kidiyarova-Shevchenko Method and apparatus for multi-user detection using RSFQ successive interference cancellation in CDMA wireless systems
US7031284B2 (en) * 2003-03-03 2006-04-18 Interdigital Technology Corporation Wireless communication method and apparatus for optimizing multi-user detection
US7555067B2 (en) * 2003-03-13 2009-06-30 Texas Instruments Incorporated Method and apparatus for decoder input scaling based on interference estimation in CDMA
US20040240529A1 (en) * 2003-05-28 2004-12-02 Leonard Eric David Discontinuous transmission detection method
JP3920816B2 (ja) * 2003-06-27 2007-05-30 日本無線株式会社 無線通信装置
US7428260B2 (en) 2003-10-30 2008-09-23 Marvell World Trade Ltd. Unified MMSE equalization and multi-user detection approach for use in a CDMA system
GB0408423D0 (en) * 2004-04-15 2004-05-19 Nokia Corp Transmission of services in a wireless communications network
US7508869B2 (en) * 2004-05-27 2009-03-24 Lsi Corporation Apparatus method and system for characterizing a communication channel and increasing data throughput
US7599344B2 (en) * 2004-06-08 2009-10-06 Interdigital Technology Corporation Method and apparatus for reducing multi-user processing in wireless communication systems
CN100411309C (zh) * 2004-11-03 2008-08-13 威盛电子股份有限公司 应用于无线电接收器的脉冲串侦测装置与方法
US7729456B2 (en) * 2004-11-17 2010-06-01 Via Technologies, Inc. Burst detection apparatus and method for radio frequency receivers
US20060245364A1 (en) * 2005-03-29 2006-11-02 Xing Zhu Bi-directional continuous voice and video quality testing system with TTMF tones
US7907944B2 (en) * 2005-07-05 2011-03-15 Atc Technologies, Llc Methods, apparatus and computer program products for joint decoding of access probes in a CDMA communications system
US8780944B2 (en) * 2005-08-26 2014-07-15 Qualcomm Incorporated Method and apparatus for reliable signaling in wireless communication
US8948805B2 (en) * 2005-08-26 2015-02-03 Qualcomm Incorporated Method and apparatus for reliable transmit power and timing control in wireless communication
US7592953B2 (en) * 2005-12-30 2009-09-22 Comtech Mobile Datacom Corporation Mobile satellite communications
KR101212093B1 (ko) * 2006-11-01 2012-12-13 삼성전자주식회사 신호수신장치 및 그 신호세기예측방법
US7751463B2 (en) * 2006-12-05 2010-07-06 Telefonaktiebolaget Lm Ericsson (Publ) Method and apparatus for suppressing interference based on channelization code power estimation with bias removal
JP2008283514A (ja) * 2007-05-11 2008-11-20 Sanyo Electric Co Ltd 雑音成分推定装置及び受信機
ATE494682T1 (de) 2007-07-24 2011-01-15 Alcatel Lucent Verfahren und vorrichtung zur erkennung vom beginn eines datenpakets im burstmodus
EP2200377B1 (en) * 2007-08-02 2015-10-14 Innovative Sonic Limited Method and apparatus for improving continuous packet connectivity in a wireless communications system
US9106364B1 (en) 2009-01-26 2015-08-11 Comtech Mobile Datacom Corporation Signal processing of a high capacity waveform
US8548107B1 (en) * 2009-01-26 2013-10-01 Comtech Mobile Datacom Corporation Advanced multi-user detector
EP2242185A1 (en) * 2009-04-15 2010-10-20 ST-NXP Wireless France Noise suppression
US8782482B2 (en) 2009-07-14 2014-07-15 Intel Corporation Method and system to improve link budget of a wireless system
US8675711B1 (en) 2009-09-25 2014-03-18 Comtech Mobile Datacom Corporation System and methods for dynamic spread spectrum usage
EP2497190A4 (en) * 2009-11-06 2015-02-18 Optis Cellular Technology Llc PROCESSING NODES AND METHODS FOR ESTIMATING INTERFERENCE IN A RADIOTELECOMMUNICATION NETWORK
CN102149121B (zh) * 2011-03-22 2015-05-06 中兴通讯股份有限公司 Td-scdma系统中用户终端检测非连续发射方法及用户终端
US8693590B2 (en) * 2012-03-09 2014-04-08 Qualcomm Incorporated Joint special burst and transport format combination index (TFCI) detection
US9167522B2 (en) * 2013-03-21 2015-10-20 Telefonaktiebolaget L M Ericsson (Publ) Fast detection of discontinuous transmission
US9414431B2 (en) 2014-02-14 2016-08-09 Freescale Semiconductor, Inc. Method of discontinuous transmission detection
US9480103B2 (en) 2014-02-14 2016-10-25 Freescale Semiconductor, Inc. Method of DTX detection in a wireless communication system
DE102014111735A1 (de) * 2014-08-18 2016-02-18 Intel IP Corporation Funkkommunikationseinrichtungen und Verfahren zum Steuern einer Funkkommunikationseinrichtung
KR200487260Y1 (ko) 2018-02-26 2018-08-29 장민철 음용구가 넓은 음료 캔
KR102458227B1 (ko) * 2020-07-10 2022-10-25 국방과학연구소 버스트 신호 확인 장치 및 그 방법

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5657422A (en) 1994-01-28 1997-08-12 Lucent Technologies Inc. Voice activity detection driven noise remediator
US5579319A (en) * 1994-09-22 1996-11-26 Motorola, Inc. Receiver path selection based on burst-type in a time division multiple access receiver
US5724657A (en) * 1995-09-29 1998-03-03 Rockwell International Corporation Adaptive frequency correction burst detector for GSM handset system
US5666358A (en) * 1995-10-16 1997-09-09 General Instrument Corporation Of Delaware Method and apparatus for supporting TDMA operating over hybrid fiber coaxial (HFC) or other channels
CA2235373C (en) * 1995-10-24 2004-12-07 General Instrument Corporation Variable length burst transmission over the physical layer of a multilayer transmission format
FR2766320B1 (fr) * 1997-07-15 1999-10-15 Thomson Csf Procede et dispositif d'analyse des interferences dans un systeme de radiocommunication cellulaire
US6154659A (en) * 1997-12-24 2000-11-28 Nortel Networks Limited Fast forward link power control in a code division multiple access system
ATE492074T1 (de) * 1998-07-28 2011-01-15 Samsung Electronics Co Ltd Geschaltete übertragung im steuerhaltestatus in einem cdma kommunikationssystem
JP2000165294A (ja) 1998-11-27 2000-06-16 Anritsu Corp Ｃｄｍａ復調装置におけるｐｎ同期検出装置
US6393276B1 (en) * 2000-01-12 2002-05-21 Telefonaktiebolaget Lm Ericsson Mobile station assisted forward link open loop power and rate control in a CDMA system
JP2001217895A (ja) 2000-01-28 2001-08-10 Matsushita Electric Ind Co Ltd マッピング情報判定装置及びマッピング情報判定方法
JP3739985B2 (ja) 2000-01-31 2006-01-25 富士通株式会社 送信機利得安定化装置
US6628707B2 (en) * 2001-05-04 2003-09-30 Radiant Networks Plc Adaptive equalizer system for short burst modems and link hopping radio networks

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI392258B (zh) * 2007-01-31 2013-04-01 Qualcomm Inc 在不連續傳輸操作期間用於功率控制之方法及裝置

Also Published As

Publication number Publication date
KR100526658B1 (ko) 2005-11-30
KR200297982Y1 (ko) 2002-12-13
TW581367U (en) 2004-03-21
TW595843U (en) 2004-06-21
TWI258273B (en) 2006-07-11
TWI231115B (en) 2005-04-11
KR20050100360A (ko) 2005-10-18
DE20215026U1 (de) 2003-02-20
WO2003030561A3 (en) 2003-06-05
EP1876723A2 (en) 2008-01-09
US7180881B2 (en) 2007-02-20
US20030063576A1 (en) 2003-04-03
ES2295452T3 (es) 2008-04-16
TW200633417A (en) 2006-09-16
WO2003030561A2 (en) 2003-04-10
CA2615000A1 (en) 2003-04-10
EP1876723A3 (en) 2008-04-16
CN2684497Y (zh) 2005-03-09
JP3866712B2 (ja) 2007-01-10
NO20041653L (no) 2004-06-28
KR20040005725A (ko) 2004-01-16
CN2679949Y (zh) 2005-02-16
DE60223833T2 (de) 2008-10-30
TW200421751A (en) 2004-10-16
DE20215025U1 (de) 2003-02-20
TW200713863A (en) 2007-04-01
US20070110006A1 (en) 2007-05-17
CA2461676A1 (en) 2003-04-10
EP1442360B1 (en) 2007-11-28
DE60223833D1 (de) 2008-01-10
KR200298815Y1 (ko) 2002-12-27
AU2002334691A1 (en) 2003-04-14
ATE379808T1 (de) 2007-12-15
EP1442360A2 (en) 2004-08-04
CA2461676C (en) 2008-02-19
JP2005505972A (ja) 2005-02-24
TW200737761A (en) 2007-10-01
CN1636419A (zh) 2005-07-06
KR20030094177A (ko) 2003-12-11
EP1442360A4 (en) 2005-03-16

Similar Documents

Publication Publication Date Title
TWI271948B (en) Method and apparatus for monitoring a discontinuous transmission state of a communication signal
RU2198465C2 (ru) Способ и устройство непрерывного управления мощностью без обратной связи в режиме прерывистой передачи для системы мобильной связи многостанционного доступа с кодовым разделением каналов
KR100688306B1 (ko) 무선 기지국 장치
KR100890416B1 (ko) 무선 송수신 유닛에서의 채널화 코드 추정을 위한 방법 및장치
US7310531B2 (en) Transmission rate changing method, and base station apparatus using the same
EP1523109A2 (en) Support of multiuser detection in the downlink
JP5475285B2 (ja) 拡張専用チャネルのための専用制御チャネル検出
KR20020022140A (ko) 통신 단말 장치, 기지국 장치 및 통신 방법
JP2012526435A (ja) 補足的パイロットシンボルの生成によるチャネル推定を向上させる方法および装置
JP2004129085A (ja) 無線通信システム、通信端末装置、基地局装置及び制御情報通知方法
TWI326534B (en) Improved cdma tdd receiver
CN101288241A (zh) 用于干扰消除的方法和装置
KR20020066590A (ko) 역방향 링크 패킷 전송 방법 및 장치
CA2625425C (en) Support of multiuser detection in the downlink
KR101208511B1 (ko) 이동통신 시스템에서 액티브 코드 채널 추정 방법
KR20050115182A (ko) 이동통신 시스템의 제어 채널을 통해 전송되는 시분할다중 프레임 검출 방법 및 그 장치
Souissi et al. Performance analysis of a random access direct sequence, packet combining, code division multiple access system

Legal Events

Date Code Title Description
MM4A Annulment or lapse of patent due to non-payment of fees